US Bridges

C3008 over Blue Brook

Poor

Windham County, Vermont · 0.02 MI to JCT W VT100 · Structure no. 101304001413041

Built
1939
86 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
74 ft
1 main span
Daily traffic
400
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3008 over Blue Brook is a steel stringer/multi-beam or girder carrying C3008 over Blue Brook in Windham County, Vermont. It was built in 1939, so it is 86 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 400 vehicles a day, roughly 2% of them trucks, projected to reach 420 by 2029. The structure is 74 ft (22.6 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesC3008
CrossesBlue Brook
Location0.02 MI to JCT W VT100
CountyWindham County
StateVermont
Coordinates42.94835, -72.86972
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length74 ft (22.6 m)
Longest span72 ft (21.9 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2019)
Projected traffic420 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$765,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3008 over Blue Brook built?

It was built in 1939, making it 86 years old in 2025.

What condition is C3008 over Blue Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does C3008 over Blue Brook carry?

About 400 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3008 over Blue Brook?

The structure is 74 ft (22.6 m) long with a longest span of 72 ft (21.9 m) and a deck 28 ft wide.

Who owns C3008 over Blue Brook?

It is owned by the Town or Township Highway Agency.